Name: Pesto Pasta Salad Recipe
Prep time: 15 min
Cook time: 10 min
Total time: 55 min
Cuisine: Italian
Ingredients: 16 ounces rotini pasta; 1 tablespoon salt (for boiling water); Salt and pepper (to taste); 1-1/2 cups cherry tomatoes, halved; 1-1/2 cups cucumbers, cut into half moons; 8 ounces mozzarella cheese pearls; Fresh basil leaves (optional, to taste); 1 cup basil pesto; 1/4 cup full-fat mayonnaise; 3 tablespoons light sour cream; 1 teaspoon Dijon-style mustard; 1 tablespoon lemon juice; 1/2 teaspoon salt (adjust to taste); 1/4 teaspoon black pepper (adjust to taste)

Jump to Recipe· 4.1 from 9 reviews

I am absolutely in love with this Pesto Pasta Salad Recipe because it perfectly balances refreshing vegetables, creamy mozzarella pearls, and the rich, vibrant flavor of basil pesto all tossed with a luscious homemade dressing. Every bite feels like a celebration of fresh summer ingredients, and the versatility of this dish means it’s always a hit, whether I’m making it for a casual weeknight dinner or bringing it to a lively weekend picnic.

Why You’ll Love This Pesto Pasta Salad Recipe

When I think of this Pesto Pasta Salad Recipe, the first thing that comes to mind is its incredible flavor profile. The bright and tangy dressing, loaded with pesto, mayo, sour cream, and a splash of lemon, coats the rotini perfectly, enhancing every ingredient. The juicy cherry tomatoes and crisp cucumbers add refreshing bursts with every forkful, while the mozzarella pearls bring in that perfect softness and mild creaminess that rounds out the salad beautifully. It’s a harmony of tastes and textures that I can’t get enough of.

Besides the deliciousness, I adore how easy this recipe is to prepare. Boil the pasta, whip up the simple dressing, toss in some fresh veggies and cheese, and you’re done. It’s quick enough for a last-minute meal yet impressive enough to serve guests. I often make it for family gatherings, potlucks, or when I want a light but satisfying meal. What sets this recipe apart is how the flavors deepen when chilled, making it even tastier the next day, a true crowd-pleaser that keeps on giving.

Ingredients You’ll Need

Five white bowls sit on a white marbled surface, each holding different ingredients for a dish. Starting from the top left, a bowl is filled with small, green cucumber slices with a smooth texture. At the top right, a bowl contains a bright green pesto dressing, with a slightly chunky texture. In the center, a bowl holds many small, white, round mozzarella pieces with a soft and smooth look. On the bottom left, a bowl is filled with halved cherry tomatoes, showing their shiny, red, and juicy insides. On the bottom right, a bowl contains cooked rotini pasta, yellow in color with a spiral shape and smooth surface. photo taken with an iphone --ar 4:5 --v 7

The ingredients are delightfully straightforward but oh-so-essential in creating this vibrant salad. Each one has a distinct role, from contributing freshness and crunch to delivering creamy, tangy undertones that make this dish so memorable.

16 ounces rotini pasta: The perfect spirals for holding onto the pesto dressing and catching every bit of flavor.
Salt and pepper: Essential for seasoning the pasta water and the dressing to balance all the tastes beautifully.
1-1/2 cups cherry tomatoes, halved: Juicy bursts of sweetness and color that brighten every bite.
1-1/2 cups cucumbers, cut into half moons: Crisp and refreshing for a nice textural contrast.
8 ounces mozzarella cheese pearls: Soft, creamy morsels that add richness and melt-in-your-mouth goodness.
Fresh basil (optional): Adds an extra pop of herbaceous freshness that complements the pesto perfectly.
1 cup basil pesto: The star flavor that infuses the entire dish with its garlicky, nutty, and herbaceous essence.
1/4 cup full-fat mayo: Makes the dressing luxuriously creamy without overpowering the pesto.
3 tablespoons sour cream (light is fine): Adds tang and lightness to balance the mayo and pesto.
1 teaspoon Dijon-style mustard: Provides subtle heat and depth in the dressing.
1 tablespoon lemon juice: Brightens the whole salad with a fresh, citrusy zing.

Directions

Step 1: Fill a large pot with about 12 cups of water and bring it to a rolling boil. Add 1 tablespoon of salt once boiling, then add the rotini pasta. Cook it according to the package instructions until it’s perfectly al dente — usually around 8 to 10 minutes.

Step 2: Drain the pasta thoroughly in a colander but don’t rinse it. Instead, toss it gently a few times to release the steam while it cools down, then place it in the fridge to chill completely. This step is key because you want the pasta cool before mixing with the dressing to avoid wilting the fresh veggies later.

Step 3: Meanwhile, prepare the dressing by whisking together the basil pesto, mayo, sour cream, Dijon mustard, and lemon juice in a medium-sized bowl. Taste it and season with about 1/2 teaspoon salt and 1/4 teaspoon pepper, adjusting depending on how salty your pesto is.

Step 4: Once the pasta has cooled completely, add the halved cherry tomatoes, sliced cucumbers, and mozzarella pearls to the bowl with the dressing. Use a spatula to scrape all the delicious dressing into the bowl, then fold everything together gently to coat all the pasta and veggies without breaking the cheese pearls.

Step 5: If you have fresh basil leaves on hand, rip a few and stir them through for a bright herbal lift. Give the salad a taste and adjust with extra salt, pepper, or lemon juice as needed. The flavors should be vibrant and balanced.

Step 6: Enjoy this pesto pasta salad the same day you make it for the freshest experience, though it will taste great for up to 3 days when stored in the fridge. Just give it a good toss before serving again.

Servings and Timing

This Pesto Pasta Salad Recipe makes about 8 hearty servings, perfect for sharing with friends and family. The prep time is around 15 minutes, including chopping veggies and making the dressing. Cooking the pasta takes about 10 minutes, plus additional time to cool the pasta fully, which can take 20 to 30 minutes in the fridge. Altogether, you’ll spend approximately 55 minutes from start to finish, including resting time to chill the pasta, making it a convenient make-ahead dish.

How to Serve This Pesto Pasta Salad Recipe

A white bowl with four clear layers is shown on a white marbled surface. The bottom layer is golden spiral pasta evenly spread in the bowl. On top of the pasta, on one side, there is a pile of small bright red cherry tomatoes, some cut in half, showing their juicy inside. Next to the tomatoes, there is a heap of fresh cucumber slices, sliced thin with dark green edges and light green centers giving a crisp look. Lastly, on the pasta and overlapping partly with the tomatoes, there is a layer of small, smooth white mozzarella balls. The colors are very fresh and bright. Photo taken with an iphone --ar 4:5 --v 7

For serving, I love presenting this salad chilled or at room temperature, which keeps the flavors fresh and vibrant. It pairs wonderfully with grilled chicken or fish if you want to make it a full meal, or alongside a simple green salad to keep things light and balanced. During summer barbecues, this salad is a refreshing sidekick to anything hot off the grill.

Garnishing with a sprinkle of extra fresh basil leaves or a few shavings of Parmesan cheese really elevates the presentation and taste. I often serve it in a large, colorful bowl to make the cherry tomatoes and fresh green cucumbers pop visually. Portion-wise, 1 to 1 1/2 cups per person makes a perfect side, or increase servings for a main dish.

I find that pairing this Pesto Pasta Salad Recipe with a crisp white wine like Sauvignon Blanc or a light rosé creates a lovely balance. For non-alcoholic drinks, sparkling water with a splash of lemon or cucumber keeps the palate refreshed as well. It’s ideal for picnics, casual potlucks, and even holiday meals where you want a vibrant dish to brighten the table.

Variations

I’ve played around with this recipe in many ways, and it’s incredibly flexible. To switch up the pasta, you can substitute rotini with fusilli, penne, or even gluten-free pasta to accommodate dietary preferences. For a vegan twist, swap the mozzarella pearls with marinated tofu cubes or omit cheese altogether, and replace mayo and sour cream with vegan alternatives or more pesto blended with a bit of olive oil and lemon juice.

If you love bold flavors, try adding a handful of toasted pine nuts or walnuts for extra crunch and nuttiness. You can also fold in some roasted red peppers or artichoke hearts for more vibrant color and a Mediterranean flair. For a heartier dish, adding grilled chicken strips or chickpeas makes it more filling while maintaining the fresh vibe.

Lastly, I’ve experimented with warming the pasta slightly before tossing it with the dressing, which creates a lovely comforting salad perfect for cooler days. Just make sure to add the fresh veggies last so they retain their crunch and brightness.

Storage and Reheating

Storing Leftovers

I keep leftovers in an airtight container in the fridge, which helps maintain freshness and prevents the salad from drying out. This pesto pasta salad should keep well for up to 3 days, making it a great option for meal prep or leftovers to enjoy later in the week.

Freezing

I generally don’t recommend freezing this Pesto Pasta Salad Recipe because the fresh veggies and cheese can get watery or grainy once thawed. The pesto and dressing may also separate or lose their creamy texture. For the best quality, enjoy it fresh or refrigerated within the recommended timeframe instead.

Reheating

This salad is best served chilled or at room temperature, so reheating isn’t necessary and can alter the flavors and texture. If you’ve added grilled chicken or another protein, those can be reheated separately and served alongside the cooled salad for the best experience.

FAQs

Can I make this Pesto Pasta Salad Recipe ahead of time?

Absolutely! I often prepare it a few hours or even a day before serving. Just store it covered in the fridge and toss it gently before serving to refresh the flavors.

What type of pesto works best?

I prefer classic basil pesto for this salad because it complements the fresh basil and other ingredients perfectly. However, sun-dried tomato or spinach pesto are fun alternatives if you want to experiment.

Can I use a different type of cheese?

Definitely! While mozzarella pearls give the salad a nice creamy bite, you can use cubed fresh mozzarella, feta for a tangier flavor, or goat cheese for a richer texture.

Is this recipe gluten-free friendly?

Yes! Simply substitute the rotini with your favorite gluten-free pasta to make this salad gluten-free without compromising on flavor or texture.

How long can I keep leftovers?

I recommend eating leftovers within 3 days when stored properly in the refrigerator to enjoy the best texture and flavor.

Conclusion

I can’t wait for you to try this Pesto Pasta Salad Recipe because it truly has become one of my all-time favorites — a perfect mix of bright, fresh flavors and creamy, satisfying textures that is so easy to make and share. Whether you serve it at a party, pack it for lunch, or add it to your weeknight rotation, I know it’s going to bring a joyful, delicious boost to your table.